Answer: Coagulation and flocculation are often the first steps in water treatment. Chemicals with a positive charge are added to the water. The positive charge of these chemicals neutralizes the negative charge of dirt and other dissolved particles in the water.
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<span>The course of a person's afterlife was determined by weighting of the heart, which would show whether the person lived according to the set of rules set by the Ma'at, which encompassed rules for good cooperation and cohabitation with others.</span>
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